The KSA1003 Extension Arm Accessory provides 6.5 of additional extension for F and Kseries monitor arm mounts and pivot/tilt wall mounts. Provides an additional 6.5 165 mm of extension Available in silver or black Do not exceed more than three arms. Maximum weight capacity is 25lbs for any combination of arms which includes a height adjustable arm. Maximum weight capacity is 30lbs for three static arms. This product ships in approximately 1 days